COGENT COMMUNICATIONS HLDGS

Ticker: CCOI CUSIP: 19239V302 Class: Common Stock

FIRST MANHATTAN CO. LLC.'s Holding History (CIK: 0000728083)

Note: Option positions (PUT/CALL) are excluded.

Q3 2023

Shares 4 Value ($000) $0 Avg Close $56.65 Range $49.37 - $62.58

Q4 2022

Shares 71 Value ($000) $4 Avg Close $45.47 Range $38.44 - $49.77

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2023	4	$0	$56.65	$49.37 - $62.58
Q4 2022	71	$4	$45.47	$38.44 - $49.77